Home / 42,767,999.80-64,151,999.70-41,508,287.80

Finding the Fourth Proportional to 42,767,999.80, 64,151,999.70 and 41,508,287.80

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Solution

The fourth proportional to 42,767,999.80, 64,151,999.70 and 41,508,287.80 is: 62,262,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,767,999.80 : 64,151,999.70 = 41,508,287.80 : x
  2. Step 2: Convert to fraction form
    42,767,999.80/64,151,999.70 = 41,508,287.80/x
  3. Step 3: Cross multiply
    42,767,999.80x = 64,151,999.70 × 41,508,287.80
  4. Step 4: Simplify right side
    42,767,999.80x = 2,662,839,666,493,113.50
  5. Step 5: Solve for x
    x = 2,662,839,666,493,113.50/42,767,999.80
  6. Step 6: Final answer
    x = 62,262,431.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.